Liquid Vitamin D3 (2,000 IU) 1 fl.oz. (29.57ml) - Life Extension

Over the past two years, scientists have validated the critical role that vitamin D plays in regulating a host of vital bodily functions. These new findings link insufficient blood levels of vitamin D to common age related problems.

Vitamin D has long provided significant support for healthy bone density.1-9 However, scientists have validated the critical role that vitamin D plays in regulating healthy cell division and differentiation, and has profound effects on human immunity.10 These findings link a deficiency of vitamin D to a host of common age-related problems. In fact, it has been proposed that annual fluctuations in vitamin D levels explain the seasonality of influenza.10

Startling evidence of widespread vitamin D insufficiency has led to recommendations for Americans to increase their vitamin D intake to 1,000 IU per day and higher. Most multivitamin supplements contain only 400 IU of vitamin D. Vitamin D3 is synthesized in the body from sunlight. However, the winter season, weather conditions, and use of sunscreen inhibit the body's ability to produce optimal levels of vitamin D.11 All of these factors point to the value of taking a daily supplement to ensure optimal vitamin D intake.

Dosage and Use: Take one drop daily with a fat containing, low fiber meal, or as recommended by a healthcare practitioner.

Note: The number of drops may vary based on temperature and altitude.

Caution: Individuals consuming more than 2,000 IU/day of vitamin D (from diet and supplements) should periodically obtain a serum 25-hydroxy vitamin D measurement. Toxicity is very unlikely in healthy individuals at a dose of less than 10,000 IU. Vitamin D supplementation is contraindicated in individuals with hypercalcemia (high blood calcium levels). People with kidney disease, certain medical conditions (such as hyperparathyroidism or sarcoidosis), and those who use cardiac glycosides (digoxin) or thiazide diurectics should consult a physician before using supplemental vitamin D.

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